Soulbound Dagger

Upgrade Area {x} Increase the damage dice {x}
times and the AP by 2 {x} times.
Make a strength or dexterity melee attack at
a target.
Hit: deal 1d4+Str or Dex Piercing or Slashing
damage +AP.
Damage dice increases as fallows (1d4, 1d6, 1d8, 1d10, 1d12, 2d8, 2d10, 2d12, 3d8…)